2024-05-03_b974796cae132ce933e5f51115ec6ec3_bkransomware

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General

Target

2024-05-03_b974796cae132ce933e5f51115ec6ec3_bkransomware
Size

2.0MB
MD5

b974796cae132ce933e5f51115ec6ec3
SHA1

e86bf1e3749a95590cdfab35e1472e0655fd332d
SHA256

50470e6a9d1ed3b3588c31dccf93b5e0c25a8c559816400612fe72009707a77e
SHA512

6c33ae086af9f2e8f9097aa3f98f317eaf357bb96cae2d2b8dd8b53d53e5fac07b90990f5105cdf1e9d384e5032414f4bc512446e42a5f0f367562d6b527a765
SSDEEP

49152:fTTiXW9KAOc8MjeI/hsZ8jzgIKZCLguVbw8tBLbpmCU+MeP0GSsh:f3WW9gc8MjX/W83kZCLgp8tBLbp1Oep

Score

1^/10

Malware Config

Signatures

Files

2024-05-03_b974796cae132ce933e5f51115ec6ec3_bkransomware
.exe windows:5 windows x86 arch:x86

b9f987f73a39012f579149c8e677bcb2

Code Sign

18:da:d1:9e:26:7d:e8:bb:4a:21:58:cd:cc:6b:3b:4a
Certificate

Issuer

CN=VeriSign Class 3 Public Primary Certification Authority - G5,OU=VeriSign Trust Network+OU=(c) 2006 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Not Before

08/11/2006, 00:00

Not After

16/07/2036, 23:59

Subject

CN=VeriSign Class 3 Public Primary Certification Authority - G5,OU=VeriSign Trust Network+OU=(c) 2006 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

19:1a:32:cb:75:9c:97:b8:cf:ac:11:8d:d5:12:7f:49
Certificate

Issuer

CN=VeriSign Class 3 Public Primary Certification Authority - G5,OU=VeriSign Trust Network+OU=(c) 2006 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Not Before

04/03/2014, 00:00

Not After

03/03/2024, 23:59

Subject

CN=Symantec Class 3 Extended Validation Code Signing CA - G2,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

6e:0f:1a:05:38:ab:d1:ce:97:f8:b6:5c:8d:62:8a:0c
Certificate

Issuer

CN=Symantec Class 3 Extended Validation Code Signing CA - G2,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Not Before

30/10/2018, 00:00

Not After

25/10/2021, 23:59

Subject

SERIALNUMBER=91440400324837464A,CN=Zhuhai Pantum Electronics Co.\,Ltd.,OU=Testing Department,O=Zhuhai Pantum Electronics Co.\,Ltd.,L=Zhuhai,ST=Guangdong,C=CN,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.1=#13065a6875686169,1.3.6.1.4.1.311.60.2.1.2=#13094775616e67646f6e67,1.3.6.1.4.1.311.60.2.1.3=#1302434e

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

03:01:9a:02:3a:ff:58:b1:6b:d6:d5:ea:e6:17:f0:66
Certificate

Issuer

CN=DigiCert Assured ID CA-1,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

22/10/2014, 00:00

Not After

22/10/2024, 00:00

Subject

CN=DigiCert Timestamp Responder,O=DigiCert,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

06:fd:f9:03:96:03:ad:ea:00:0a:eb:3f:27:bb:ba:1b
Certificate

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

10/11/2006, 00:00

Not After

10/11/2021, 00:00

Subject

CN=DigiCert Assured ID CA-1,OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageServerAuth
ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning
ExtKeyUsageEmailProtection
ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

86:c3:be:2b:66:55:f5:ed:c2:17:64:1c:91:88:81:4f:c1:cc:a2:89
Signer

Actual PE Digest

86:c3:be:2b:66:55:f5:ed:c2:17:64:1c:91:88:81:4f:c1:cc:a2:89

Digest Algorithm

sha1

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

PDB Paths

D:\wangaosong\oem\fax\Source\FaxSrc\Release\ptm6600faxaddr.pdb

Imports

kernel32

GetConsoleMode
ReadConsoleW
GetTimeZoneInformation
SetFilePointerEx
WriteConsoleW
GetConsoleCP
LCMapStringW
SetEnvironmentVariableA
IsValidCodePage
ExpandEnvironmentStringsA
GetStringTypeW
GetCPInfo
GetACP
GetOEMCP
TerminateProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
FreeEnvironmentStringsW
GetEnvironmentStringsW
QueryPerformanceCounter
GetStartupInfoW
GetStdHandle
GetFileType
SetStdHandle
GetSystemTimeAsFileTime
HeapQueryInformation
IsProcessorFeaturePresent
IsDebuggerPresent
VirtualQuery
VirtualAlloc
GetSystemInfo
RtlUnwind
AreFileApisANSI
GetModuleHandleExW
ExitProcess
FindResourceExW
VirtualProtect
GetProfileIntW
GetTickCount
GetTempPathW
GetTempFileNameW
SearchPathW
GetWindowsDirectoryW
SetErrorMode
GetFileTime
GetFileSizeEx
GetFileAttributesExW
FileTimeToLocalFileTime
GetFileAttributesW
VerifyVersionInfoW
lstrcpyW
VerSetConditionMask
GetUserDefaultUILanguage
GetSystemDefaultUILanguage
GetLocaleInfoW
CompareStringW
LocalReAlloc
LocalAlloc
GlobalHandle
GlobalReAlloc
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
GlobalGetAtomNameW
GlobalFlags
GetThreadLocale
GetCurrentProcess
DuplicateHandle
UnlockFile
SetFilePointer
SetEndOfFile
LockFile
GetVolumeInformationW
GetFullPathNameW
GetFileSize
FlushFileBuffers
GetCurrentProcessId
SetThreadPriority
WritePrivateProfileStringW
GetPrivateProfileStringW
GetPrivateProfileIntW
CompareStringA
lstrcmpA
GetVersionExW
GetCurrentThread
FileTimeToSystemTime
GlobalFindAtomW
GlobalAddAtomW
LoadLibraryA
lstrcmpW
GlobalDeleteAtom
LoadLibraryExW
GetSystemDirectoryW
GetCurrentThreadId
EncodePointer
CopyFileW
FormatMessageW
MulDiv
LocalFree
GlobalSize
GlobalAlloc
GlobalFree
GetProcAddress
GetModuleHandleW
GetModuleHandleA
GetModuleFileNameW
FreeResource
SetLastError
OutputDebugStringA
ResumeThread
InitializeCriticalSection
DeleteCriticalSection
DecodePointer
GetLocalTime
EnterCriticalSection
HeapSize
RaiseException
LeaveCriticalSection
InitializeCriticalSectionAndSpinCount
GetProcessHeap
OutputDebugStringW
HeapFree
HeapAlloc
HeapReAlloc
GetSystemDefaultLangID
GlobalUnlock
GlobalLock
FindClose
FindFirstFileW
Sleep
ReadFile
ExitThread
WaitForMultipleObjects
WaitForSingleObject
WriteFile
SetEvent
GetLastError
lstrcmpiW
lstrlenW
CreateFileW
CloseHandle
CreateEventW
CreateThread
CreateDirectoryA
GetCurrentDirectoryW
LoadLibraryW
FreeLibrary
DeleteFileW
GetCommandLineW
WideCharToMultiByte
MultiByteToWideChar
FindResourceW
LoadResource
LockResource
SizeofResource

user32

CopyImage
GetSysColorBrush
RealChildWindowFromPoint
WindowFromPoint
CharUpperW
InflateRect
GetMenuItemInfoW
DestroyMenu
GetWindowThreadProcessId
ShowOwnedPopups
TranslateMessage
GetMessageW
MapDialogRect
SetWindowContextHelpId
WaitMessage
SystemParametersInfoW
OffsetRect
MessageBeep
IsZoomed
PostQuitMessage
ClientToScreen
EndPaint
BeginPaint
GetWindowDC
TabbedTextOutW
GrayStringW
DrawTextExW
DrawTextW
SendDlgItemMessageA
ReleaseDC
MapVirtualKeyW
GetKeyNameTextW
LoadBitmapW
SetMenuItemInfoW
GetMenuCheckMarkDimensions
SetMenuItemBitmaps
EnableMenuItem
CheckMenuItem
IsDialogMessageW
SetWindowTextW
CheckDlgButton
MoveWindow
ShowWindow
GetMonitorInfoW
MonitorFromWindow
WinHelpW
GetScrollInfo
SetScrollInfo
CallNextHookEx
UnhookWindowsHookEx
SetWindowsHookExW
GetWindow
GetLastActivePopup
GetTopWindow
GetClassNameW
GetClassLongW
SetWindowLongW
EqualRect
CopyRect
GetSysColor
MapWindowPoints
ScreenToClient
AdjustWindowRectEx
GetWindowTextLengthW
GetWindowTextW
RemovePropW
GetPropW
SetPropW
ShowScrollBar
GetScrollRange
SetScrollRange
DrawFrameControl
SetScrollPos
IntersectRect
ValidateRect
CopyIcon
UpdateWindow
TrackPopupMenu
SetMenu
GetMenu
GetCapture
GetKeyState
GetFocus
SetFocus
GetDlgCtrlID
IsWindowVisible
EndDeferWindowPos
DeferWindowPos
BeginDeferWindowPos
SetWindowPlacement
GetWindowPlacement
SetWindowPos
IsChild
CreateWindowExW
GetClassInfoExW
GetClassInfoW
RegisterClassW
CallWindowProcW
DefWindowProcW
PostMessageW
GetMessageTime
GetMessagePos
PeekMessageW
DispatchMessageW
RegisterWindowMessageW
LoadMenuW
RemoveMenu
InsertMenuW
GetMenuItemCount
GetMenuItemID
GetSubMenu
GetMenuState
GetMenuStringW
GetParent
GetDesktopWindow
GetWindowLongW
SetActiveWindow
IsWindowEnabled
GetActiveWindow
GetNextDlgTabItem
GetDlgItem
EndDialog
CreateDialogIndirectParamW
DestroyWindow
IsWindow
UnregisterClassW
MessageBoxW
CloseClipboard
DrawEdge
UnionRect
InvertRect
EnableWindow
SendMessageW
GetSystemMetrics
GetWindowRect
InvalidateRect
RedrawWindow
HideCaret
GetClipboardData
OpenClipboard
IsClipboardFormatAvailable
LoadCursorW
SetCursor
FillRect
GetDC
KillTimer
GetCursorPos
AppendMenuW
CreatePopupMenu
DrawIcon
GetClientRect
IsIconic
SetTimer
SetForegroundWindow
SetCapture
ReleaseCapture
GetWindowRgn
DestroyCursor
CreateMenu
GetDoubleClickTime
GetComboBoxInfo
DeleteMenu
GetUpdateRect
SubtractRect
LoadIconW
PtInRect
MapVirtualKeyExW
IsCharLowerW
TranslateMDISysAccel
DefMDIChildProcW
DefFrameProcW
DrawMenuBar
ScrollWindow
FrameRect
EnableScrollBar
GetIconInfo
DrawIconEx
SetMenuDefaultItem
UpdateLayeredWindow
CharUpperBuffW
GetForegroundWindow
SetCursorPos
DrawFocusRect
GetMenuDefaultItem
GetNextDlgGroupItem
SetRect
InvalidateRgn
CharNextW
SetClassLongW
LockWindowUpdate
RegisterClipboardFormatW
EnumChildWindows
CopyAcceleratorTableW
DestroyAcceleratorTable
CreateAcceleratorTableW
GetKeyboardState
GetKeyboardLayout
ToUnicodeEx
PostThreadMessageW
ModifyMenuW
IsMenu
NotifyWinEvent
SetWindowRgn
GetSystemMenu
GetAsyncKeyState
TrackMouseEvent
IsRectEmpty
DrawStateW
EmptyClipboard
SetClipboardData
EnumDisplayMonitors
SetLayeredWindowAttributes
MonitorFromPoint
SetParent
ReuseDDElParam
UnpackDDElParam
LoadImageW
DestroyIcon
SetRectEmpty
InsertMenuItemW
TranslateAcceleratorW
LoadAcceleratorsW
GetScrollPos
BringWindowToTop

gdi32

CreateBitmap
CreateRectRgnIndirect
PatBlt
CreateHatchBrush
CreatePatternBrush
CreateRectRgn
Escape
ExcludeClipRect
GetClipBox
GetObjectType
GetPixel
GetStockObject
GetViewportExtEx
GetWindowExtEx
IntersectClipRect
LineTo
PtVisible
RectVisible
RestoreDC
SaveDC
SelectClipRgn
ExtSelectClipRgn
SelectPalette
SetMapMode
GetLayout
SetPolyFillMode
SetROP2
SetTextAlign
MoveToEx
TextOutW
ExtTextOutW
SetViewportExtEx
SetViewportOrgEx
SetWindowExtEx
SetWindowOrgEx
OffsetViewportOrgEx
OffsetWindowOrgEx
SetBkColor
ScaleWindowExtEx
CreateFontIndirectW
GetTextMetricsW
CombineRgn
GetMapMode
SetRectRgn
DPtoLP
GetObjectW
CreateDIBitmap
EnumFontFamiliesW
GetTextCharsetInfo
GetDIBits
RealizePalette
SetPixel
SetDIBColorTable
CreateRoundRectRgn
GetRgnBox
OffsetRgn
GetTextColor
GetBkColor
CreatePalette
GetNearestPaletteIndex
GetPaletteEntries
GetSystemPaletteEntries
CreateEllipticRgn
Ellipse
CreatePolygonRgn
Polygon
Polyline
EnumFontFamiliesExW
RoundRect
ExtFloodFill
SetPaletteEntries
GetViewportOrgEx
LPtoDP
GetWindowOrgEx
FillRgn
FrameRgn
GetBoundsRect
PtInRegion
GetTextFaceW
SetPixelV
GetDeviceCaps
CreateDCW
CopyMetaFileW
DeleteDC
Rectangle
CreateSolidBrush
CreatePen
CreateFontW
StretchBlt
DeleteObject
BitBlt
SelectObject
SetBkMode
CreateDIBSection
SetLayout
CreateCompatibleDC
CreateCompatibleBitmap
SetTextColor
ScaleViewportExtEx
GetTextExtentPoint32W

msimg32

AlphaBlend
TransparentBlt

winspool.drv

OpenPrinterW
DocumentPropertiesW
ClosePrinter
GetPrinterDriverDirectoryW
EnumPrintersW

advapi32

RegOpenKeyExA
RegEnumKeyExW
RegEnumValueW
RegQueryValueW
RegEnumKeyW
RegSetValueExW
RegDeleteValueW
RegDeleteKeyW
RegCreateKeyExW
RegOpenKeyExW
RegCloseKey
RegQueryValueExW
RegCreateKeyW
RegQueryValueExA

shell32

SHBrowseForFolderW
ShellExecuteW
SHGetFileInfoW
DragQueryFileW
DragFinish
SHAppBarMessage
SHGetDesktopFolder
SHGetFolderPathA
SHGetSpecialFolderLocation
SHGetPathFromIDListW
SHGetMalloc

comctl32

InitCommonControlsEx

shlwapi

PathFindFileNameW
PathRemoveFileSpecW
PathIsUNCW
PathStripToRootW
PathFindExtensionW
StrFormatKBSizeW

uxtheme

DrawThemeText
DrawThemeParentBackground
DrawThemeBackground
IsThemeBackgroundPartiallyTransparent
OpenThemeData
CloseThemeData
GetThemePartSize
IsAppThemed
GetThemeColor
GetCurrentThemeName
GetThemeSysColor
GetWindowTheme

ole32

StringFromGUID2
RevokeDragDrop
RegisterDragDrop
CoTaskMemAlloc
CoTaskMemFree
OleDuplicateData
ReleaseStgMedium
CoUninitialize
CoCreateGuid
CLSIDFromString
CLSIDFromProgID
CoCreateInstance
CoInitialize
CoInitializeEx
CoDisconnectObject
CreateStreamOnHGlobal
CoGetClassObject
StgCreateDocfileOnILockBytes
StgOpenStorageOnILockBytes
CoLockObjectExternal
IsAccelerator
OleTranslateAccelerator
OleDestroyMenuDescriptor
OleCreateMenuDescriptor
CreateILockBytesOnHGlobal
OleFlushClipboard
OleIsCurrentClipboard
DoDragDrop
OleGetClipboard
OleLockRunning
CoRegisterMessageFilter
CoRevokeClassObject
OleUninitialize
OleInitialize
CoFreeUnusedLibraries

oleaut32

VariantTimeToSystemTime
SysAllocString
SysStringLen
SafeArrayDestroy
SystemTimeToVariantTime
VariantCopy
VarBstrFromDate
LoadTypeLi
OleCreateFontIndirect
VariantChangeType
VariantClear
SysAllocStringLen
VariantInit
SysFreeString

oledlg

OleUIBusyW

gdiplus

GdiplusStartup
GdipDrawImageRectI
GdipSetInterpolationMode
GdipCreateFromHDC
GdipCreateBitmapFromHBITMAP
GdipDrawImageI
GdipDeleteGraphics
GdipBitmapUnlockBits
GdipBitmapLockBits
GdipCreateBitmapFromScan0
GdipCreateBitmapFromStream
GdipGetImagePaletteSize
GdipGetImagePalette
GdipGetImagePixelFormat
GdipGetImageHeight
GdipGetImageWidth
GdipGetImageGraphicsContext
GdipDisposeImage
GdipCloneImage
GdiplusShutdown
GdipFree
GdipAlloc

setupapi

SetupDiGetClassDevsW
SetupDiGetDeviceInterfaceDetailW
SetupDiDestroyDeviceInfoList
SetupDiEnumDeviceInterfaces

ws2_32

WSASetLastError
WSACleanup
WSAStartup
shutdown
recv
send
freeaddrinfo
getaddrinfo
setsockopt
WSAAsyncSelect
connect
socket
closesocket

oleacc

AccessibleObjectFromWindow
LresultFromObject
CreateStdAccessibleObject

imm32

ImmGetContext
ImmGetOpenStatus
ImmReleaseContext

winmm

PlaySoundW

Sections

.text
Size: 1.5MB - Virtual size: 1.5MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 353KB - Virtual size: 353KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 29KB - Virtual size: 61KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 25KB - Virtual size: 24KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 128KB - Virtual size: 127KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

b9f987f73a39012f579149c8e677bcb2

Code Sign

18:da:d1:9e:26:7d:e8:bb:4a:21:58:cd:cc:6b:3b:4aCertificate

Key Usages

19:1a:32:cb:75:9c:97:b8:cf:ac:11:8d:d5:12:7f:49Certificate

Extended Key Usages

Key Usages

6e:0f:1a:05:38:ab:d1:ce:97:f8:b6:5c:8d:62:8a:0cCertificate

Extended Key Usages

Key Usages

03:01:9a:02:3a:ff:58:b1:6b:d6:d5:ea:e6:17:f0:66Certificate

Extended Key Usages

Key Usages

06:fd:f9:03:96:03:ad:ea:00:0a:eb:3f:27:bb:ba:1bCertificate

Extended Key Usages

Key Usages

86:c3:be:2b:66:55:f5:ed:c2:17:64:1c:91:88:81:4f:c1:cc:a2:89Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

gdi32

msimg32

winspool.drv

advapi32

shell32

comctl32

shlwapi

uxtheme

ole32

oleaut32

oledlg

gdiplus

setupapi

ws2_32

oleacc

imm32

winmm

Sections

.text Size: 1.5MB - Virtual size: 1.5MB

.rdata Size: 353KB - Virtual size: 353KB

.data Size: 29KB - Virtual size: 61KB

.rsrc Size: 25KB - Virtual size: 24KB

.reloc Size: 128KB - Virtual size: 127KB

18:da:d1:9e:26:7d:e8:bb:4a:21:58:cd:cc:6b:3b:4a
Certificate

19:1a:32:cb:75:9c:97:b8:cf:ac:11:8d:d5:12:7f:49
Certificate

6e:0f:1a:05:38:ab:d1:ce:97:f8:b6:5c:8d:62:8a:0c
Certificate

03:01:9a:02:3a:ff:58:b1:6b:d6:d5:ea:e6:17:f0:66
Certificate

06:fd:f9:03:96:03:ad:ea:00:0a:eb:3f:27:bb:ba:1b
Certificate

86:c3:be:2b:66:55:f5:ed:c2:17:64:1c:91:88:81:4f:c1:cc:a2:89
Signer

.text
Size: 1.5MB - Virtual size: 1.5MB

.rdata
Size: 353KB - Virtual size: 353KB

.data
Size: 29KB - Virtual size: 61KB

.rsrc
Size: 25KB - Virtual size: 24KB

.reloc
Size: 128KB - Virtual size: 127KB